| Oiva Isännöinti Itä-Uusimaa Oy CVR 0203458-9 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Oiva Isännöinti Tuira Oy CVR 0682071-2 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Oiva Isännöinti Oulu Oy CVR 0775992-5 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| DELETE Finland Oy CVR 1075521-2 | OtherConfidential Clerk | 2024 – 2025 | — | Active |
| Isännöinti Luotsi Oy CVR 1594341-5 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Oiva Isännöinti Noste Oy CVR 2263118-8 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Oiva Isännöinti Turku Oy CVR 2278629-4 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Aarre Isännöinti Oy CVR 2280228-2 | BoardBoard of Directors | 2025 – 2026 | — | Active |
| Delete Oy CVR 2340045-3 | OtherConfidential Clerk | 2018 – 2021 | — | Dissolved |
| Oiva Isännöinti Oy CVR 2430066-5 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Sertech Oy CVR 2474860-3 | OtherConfidential Clerk | 2018 – 2021 | — | Dissolved |
| Delete Group Oyj CVR 2565169-4 | OtherConfidential Clerk | 2021 – 2021 | — | Dissolved |
| Lotus Demolition Oy CVR 2693462-9 | OtherConfidential Clerk | 2018 – 2021 | — | Active |
| Oiva Isännöinti Seinäjoki Oy CVR 2772104-3 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Ykköspurku Oy CVR 2785819-7 | OtherConfidential Clerk | 2020 – 2023 | — | Dissolved |
| Betonipörssi Oy CVR 3006128-5 | BoardBoard of Directors | 2023 – 2025 | — | Active |
| Remeo Refining II Oy CVR 3017645-3 | OtherDeputy Member | 2019 – 2021 | — | Dissolved |
| Oiva Isännöinti Kuopio Oy CVR 3296701-3 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| SolarVibes Oy CVR 3323700-4 | BoardBoard of Directors | 2023 – 2024 | — | Active |
| SV-Plant Raahe 1 Oy CVR 3387854-9 | OtherDeputy Member | 2023 – 2024 | — | Active |
| Betonipörssi Group Oy CVR 3406838-8 | BoardBoard of Directors | 2023 – 2026 | — | Active |
